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Shop cash security: float limits, drops and a banking routine

Keep the cash in your shop safe: till float limits, cash drops, using a safe, a simple banking routine, two-person counts and how to record it all.

7 min read · Published 6 October 2026

Key takeaways

  • Cash is safest when there is little of it at the till. Set a float limit and move the excess to a safe through the day.
  • Make banking a fixed routine with no pattern an observer can learn, and a second person involved when amounts are large.
  • Write everything down. A record of every drop, count and deposit is what lets you spot a shortage on the day it happens.

Why cash needs a system

Cash is the most tempting thing in your shop and the easiest to lose, through robbery, theft by someone you trust, honest mistakes, or plain misplacement. Most shops lose money to the last two far more often than to the first.

A cash system does two jobs. It reduces how much is at risk at any moment, and it creates a trail so you can tell what happened when the numbers do not match. None of it needs to be complicated. It needs to be written down and followed every day.

Set a float and a till limit

Your float is the starting cash in the till each day, in small notes and coins for change. Keep it the same every day. A shop that opens with $100 one day and $150 the next cannot tell a shortage from a different start.

The till limit is the most cash you let sit in the drawer. Choose a number that covers your normal change needs plus a margin. Many shops pick a figure equal to roughly an hour or two of sales plus the float. When the drawer reaches it, you make a drop.

Review the limit if your trade changes. A busy payday weekend may need a lower limit with more frequent drops, not a higher one.

Cash drops

A drop is moving excess cash from the till to a safe, out of the customer's sight. It is the single best habit for cutting risk.

  1. Count the excess

    Take out notes above the float, starting with the largest. Count them where the customer cannot see.

  2. Write a slip

    Record the date, time, amount and the cashier's initials. A second person initials it if you have one.

  3. Put it in the safe

    Use a drop slot, a locked box or a safe the cashier cannot open. Drop it in the same way every time.

  4. Log it

    Add the amount to the drops list for the day.

A drop slot that lets cashiers put cash in but not take it out is ideal. Even a locked box bolted under the counter is much better than a shoebox.

The safe

  • Fix it to the floor or a wall. A light safe can be carried away.
  • Put it out of public view, and not near a window.
  • Limit who knows the code. Change it when a staff member leaves.
  • Do not keep large amounts overnight if you can bank them.
  • Keep a note of what is in it each day, written by someone, signed and dated.
  • Check your insurance. Many policies set limits on cash kept on the premises, so read yours or ask your insurer.

A banking routine

Aim to bank often enough that the safe never holds more than you could afford to lose. For many shops that is daily or every second day.

  1. Prepare the deposit. After cash-up, count the drops and the closing cash above the float, and complete the deposit slip. Two people count it if you can. See how to cash up at the end of the day.
  2. Vary the timing. Do not go to the bank at exactly the same time and by the same route each day. A pattern can be watched.
  3. Vary who goes. Where possible, rotate the person and do not announce when you are leaving.
  4. Do not carry it obviously. Use an ordinary bag, not a bank bag. Do not stop on the way.
  5. Take two people for large deposits, or consider a bank pickup service or a night deposit if your bank offers one.
  6. Keep the slip. Match the bank's stamped copy against your record the next day.

Ask your bank whether you can deposit coins and small notes, and whether they charge for it. Some shops also reduce the cash they hold by encouraging card, wallet and transfer payments, which are recorded in the sale and land in the bank without being carried.

Two-person counts

A second person turns a hidden count into a witnessed one. It protects the honest cashier from false blame and protects you from a dishonest one.

  • Count the opening float with the person handing over the till.
  • Count the closing cash with the cashier and one other.
  • Have a second person witness any drop above a set size, such as $200.
  • Both people sign the count sheet.

If you work alone, do the next best thing: count twice, write it down immediately, and photograph the slip. Owners should be seen to follow the same rules as staff.

Recording it all

The point of the records is to reconcile. At the end of the day, you should be able to compare what you expected with what you have.

Worked example. The float was $100. Cash sales were $780. Cash refunds were $20. One drop of $200 and one of $300 were made. Nothing else was paid out.

Expected cash in the drawer at close = 100 + 780 - 20 - 200 - 300 = $360. The drawer holds $350. You are $10 short. Because you wrote down every drop, you know the gap is not a missing deposit, and you can look at the day's sales and refunds for the cause.

Keep a simple cash book or sheet with these lines each day: opening float, cash sales per the system, refunds, each drop, closing count, difference and who counted. Keep a record of any shortage over a small tolerance, and look at the pattern. One $10 gap on a busy day is normal. The same cashier short every Friday is not.

Shopkeepa records payment type on each sale, including cash, so your cash total comes from the sales history, not from memory, and refunds and voids stay on the record. It does not count your drawer for you, and it is still in development. Join the early access list. See point of sale.

Habits that prevent most losses

  • Ring up every sale before handing over the goods.
  • Never let someone else use another person's till login.
  • Keep the cash drawer closed between sales.
  • Keep personal money out of the drawer.
  • Keep large notes visible on the counter until the change is given, and call out the amount.
  • Never leave the till unattended and open.
  • Check the till, drops and safe against your log at least weekly, and do some checks unannounced.
  • Keep cashiers from seeing costs and profit, and from voiding sales without approval. See how to handle refunds and returns and reduce stock loss.

Keep your shop on track with Shopkeepa

Shopkeepa is in development. Join the waitlist for early access and help shape it.

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Common questions

How much float should a small shop keep in the till?

Enough small notes and coins to give change through a busy hour. Pick a fixed amount and start every day with the same figure so shortages are easy to spot.

What is a cash drop?

Moving excess cash from the till into a safe or locked box during the day, so that only a small, known amount is ever at the counter.

How often should I bank my cash?

As often as it takes to keep the safe below the amount you could afford to lose. For many shops that means daily or every second day.

Why use a two-person count?

A witness protects honest staff from blame and deters theft. Both people should sign the count sheet.

What should I do if the till is short?

Check your log of drops, refunds and paid-outs first. Then recount, review the day's sales, and record the difference. Look for patterns over several weeks, not a single day.

Less guesswork, more shop

Shopkeepa is built around the habits in these guides. Join the waitlist and be one of the first shops in.